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Date: Mon, 13 Nov 2017 01:15:42 +0800 From: kbuild test robot <lkp@...el.com> To: Yafang Shao <laoar.shao@...il.com> Cc: kbuild-all@...org, davem@...emloft.net, kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org, rostedt@...dmis.org, mingo@...hat.com, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Yafang Shao <laoar.shao@...il.com> Subject: Re: [PATCH net-next 1/2] net/tcp: track all TCP/IP state transition in tcp_set_state Hi Yafang, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Yafang-Shao/net-tcp-track-all-TCP-IP-state-transition-in-tcp_set_state/20171112-203643 reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) vim +/return +428 net/netfilter/ipvs/ip_vs_proto_tcp.c ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 423 ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 @424 static const char * tcp_state_name(int state) ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 425 { ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 426 if (state >= IP_VS_TCP_S_LAST) ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 427 return "ERR!"; ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 @428 return tcp_state_name_table[state] ? tcp_state_name_table[state] : "?"; ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 429 } ^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 430 :::::: The code at line 428 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@...970.osdl.org> :::::: CC: Linus Torvalds <torvalds@...970.osdl.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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